Dr Sarita Subramaniam and Dr PV Subramaniam, both dentists, have travelled far and wide across the length and breadth of India to stay connected to nature, and have found a novel solution to help save wildlife from dehydration this scorching summer.
P. David Raja Beula, a horticultural officer in Tamil Nadu, has developed a number of solar-powered pumps and sprayers to aid poverty-stricken farmers.